Question

If f(x)=3(x-2)^2+6, what is f(-5)?

Answer 1

`\\ \sf\longmapsto f(x)=3(x-2)^2+6`

`\\ \sf\longmapsto f(-5)=3(-5-2)^2+6`

`\\ \sf\longmapsto f(-5)=3(-7)^2+6`

`\\ \sf\longmapsto f(-5)=3(49)+6`

`\\ \sf\longmapsto f(-5)=147+6`

`\\ \sf\longmapsto f(-5)=153`